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## Related Tools

## User Guide

Use this calculator to determine the work done in kilocalorie, joule, kilojoule, kilowatt-hour, electronvolt, british thermal unit, foot-pound or newton-metre units, from the power output and the time taken.

### Formula

The formula used by this calculator to determine the work done from the power output and elapsed time is:

W = P · t

#### Symbols

- W = Work done or energy transferred
- P = Power output
- t = Time duration

### Power (P)

This is the rate at which energy is transferred.

### Time (t)

This is the total elapsed time.

### Work (W)

This is the total energy transferred or work done.